Home / 38,249.60-57,374.45-11,954.48

Finding the Fourth Proportional to 38,249.60, 57,374.45 and 11,954.48

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Solution

The fourth proportional to 38,249.60, 57,374.45 and 11,954.48 is: 17,931.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,249.60 : 57,374.45 = 11,954.48 : x
  2. Step 2: Convert to fraction form
    38,249.60/57,374.45 = 11,954.48/x
  3. Step 3: Cross multiply
    38,249.60x = 57,374.45 × 11,954.48
  4. Step 4: Simplify right side
    38,249.60x = 685,881,655.26
  5. Step 5: Solve for x
    x = 685,881,655.26/38,249.60
  6. Step 6: Final answer
    x = 17,931.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.